Not every rule in Oman carries the same weight. A royal decree, a ministerial decision, and a circular may all land on your desk in the same week, but they differ in who issues them, what they can do, and how far they bind you. Knowing which is which helps you judge how much a new instrument matters, how it fits with existing rules, and what to do when two of them seem to disagree. This post walks through the three, from the top of the hierarchy down.
